CN110529392A

CN110529392A - Pump

Info

Publication number: CN110529392A
Application number: CN201810514882.1A
Authority: CN
Inventors: 何启亮; 王金水; 尹斌; 黄宁杰
Original assignee: Sanhua Yaweike Electrical Equipment (wuhu) Co Ltd
Current assignee: Sanhua Yaweike Electrical Equipment (wuhu) Co Ltd; Sanhua Aweco Appliance Systems Wuhu Co Ltd
Priority date: 2018-05-25
Filing date: 2018-05-25
Publication date: 2019-12-03

Abstract

The invention discloses a kind of pump, the pump includes pump case, water diversion disk, motor, heating component, bushing and impeller, and the pump case has pump chamber, and the pump case is equipped with the inlet and outlet being connected to the pump chamber；The water diversion disk is located at the first end of the pump case；The motor includes stator and rotor, and the rotor is located in the water diversion disk, and the stator is located at outside the water diversion disk and is located at the periphery of the rotor to form magnetic force；The heating component is located at the second end of the pump case, and the water diversion disk, the heating component and the pump case limit the pump chamber；The bushing is mounted in the pump chamber and the neighbouring heating component is arranged, and the pump chamber is divided into intake chamber and pumping chamber, the intake chamber is connected to the pumping chamber；The impeller is located in the pumping chamber and is connected with the motor.Pump configuration of the invention is compact, can be suitable for the occasion of limited space.

Description

Pump

Technical field

The present invention relates to pump technical fields, more particularly to a kind of pump.

Background technique

The household appliances such as dish-washing machine usually need dynamical system and heating system to cooperate, dynamic to provide conveying for medium Medium is heated while power.Wherein, pump provides conveying power as dynamical system for medium, washed convenient for completing Journey.

In the related technology, pump includes motor part and pump body portion, and the pump housing includes pump case, has pump chamber, pump chamber in pump case It is interior to be equipped with impeller, it is done work by impeller rotation to liquid, so that liquid obtains energy.However, existing pump overall dimensions Greatly, the occasion of limited space can not be suitable for.

Summary of the invention

For this purpose, the present invention proposes a kind of pump, the pump configuration is compact, can be suitable for the occasion of limited space.

The pump of embodiment according to the present invention includes pump case, and the pump case has pump chamber, and the pump case is equipped with and institute State the inlet and outlet of pump chamber connection；Water diversion disk, the water diversion disk are located at the first end of the pump case；Motor, the electricity Machine includes stator and rotor, and the rotor is located in the water diversion disk, and the stator is located at outside the water diversion disk and is located at described The periphery of rotor is to form magnetic force；Heating component, the heating component are located at the second end of the pump case, the water diversion disk, institute It states heating component and the pump case limits the pump chamber；Bushing, the bushing are mounted in the pump chamber and add adjacent to described Hot component setting, the pump chamber is divided into intake chamber and pumping chamber, the intake chamber is connected to the pumping chamber；Impeller, The impeller is located in the pumping chamber and is connected with the motor.

Pump configuration according to an embodiment of the present invention is compact, can be suitable for the occasion of limited space.

In some embodiments, the bushing chamber being connected to the pump chamber in the bushing with both ends, the pump chamber The pumping chamber is formed positioned at the part of first side of bushing, the part positioned at described bushing second side of the pump chamber and institute It states bushing chamber and forms the intake chamber, the bushing is equipped with groove, and the groove is from the outer end face edge of the first end of the bushing The axial screw of the bushing extends, the peripheral wall of the bushing be equipped with the first being connected to the water inlet and with the water outlet Second mouthful of mouthful connection, the setting of the first end of the first adjacent recess and be connected to the bushing chamber, described second mouthful and The second end of the groove is connected to.

In some embodiments, the groove gradually increases in the size radially of the bushing along the direction extended spirally Greatly, the bottom surface of the groove is the curved surface recessed axially inwards along the bushing.

In some embodiments, the first end of the bushing is equipped with the first hole of connection, and first hole is connected to the bushing The first end of chamber and the pump chamber, the groove are centered around the periphery in first hole, and the second end of the groove is equipped with exhaust Hole, the gas vent are connected to the intake chamber and the pumping chamber；Second end opening of the bushing is arranged to be connected to the lining The second end of mantle cavity and the pump chamber, the bushing is intracavitary to be equipped with boss, and the boss is from the inner end of the first end of the bushing Face is axially extending along the bushing, and the boss is equipped with the second hole being coaxially disposed with first hole, second hole point It is not connected to the bushing chamber and first hole, the diameter in second hole is less than the diameter in first hole, the bushing Intracavitary to be equipped at least one deflector, the deflector is located between the inner wall of the bushing and the boss, the exhaust There are two hole is set, one at least one described deflector is located between two gas vents.

In some embodiments, the water diversion disk includes cylinder, flange and cofferdam, the first end closing of the cylinder, institute Rotor is stated to be located in the cylinder；Periphery radially outward prolonging along the cylinder of the flange from the second end of the cylinder It stretches, the stator is connect with the flange, and the cofferdam is axially facing the cylinder along the cylinder from the outer peripheral edge of the flange The first end of body extends, and the periphery wall in the cofferdam is equipped with multiple installation parts, circumferential direction of multiple installation parts along the cofferdam The direction of uniform intervals arrangement, first end of each installation part along the second end from the pump case towards the pump case extends And stretch out the water diversion disk.

In some embodiments, the installation part includes the first flat segments, segmental arc and the second flat segments, and described first is flat Straight section and second flat segments are arranged substantially perpendicular to each other, and first flat segments and second flat segments are substantially L-shaped, institute It states segmental arc and connects the long side of first flat segments and the long side of second flat segments, first flat segments and institute The outer surface for stating the first end of at least one in the second flat segments is equipped with protrusion, and the section of the protrusion is in a rectangular trapezoid, described Section along the extending direction of the installation part by extending and cutting out perpendicular to the plane of the outer surface of installation part where the protrusion This is convexed to form.

In some embodiments, the heating component includes the heat conducting disk for the second end for being connected to the pump case and is located at institute The heating element of the outer end face of heat conducting disk is stated, the heating component further includes the temperature controller for being each provided at the outer end face of the heat conducting disk And fuse, the temperature controller and the fuse pass through heat conductive rod and connect with the heating element.

In some embodiments, the heating element is thick film heating element or film heating element or the heating Element is heating tube, and the part of the heating tube is located in the intake chamber and the both ends of the heating tube are pierced by described lead respectively Hot plate.

In some embodiments, the water inlet and the water outlet are located at the peripheral wall of the pump case, the water inlet and The water outlet is located at the same side or opposite side of the pump case.

In some embodiments, the water diversion disk includes cylinder, flange and cofferdam, the first end closing of the cylinder, institute It states rotor to be located in the cylinder, periphery radially outward prolonging along the cylinder of the flange from the second end of the cylinder It stretches, the stator is connect with the flange, and the cofferdam is axially facing the cylinder along the cylinder from the outer peripheral edge of the flange The first end of body extends, and the outer surface in the cofferdam is equipped with the installation part that 4 circumferential uniform intervals along the cofferdam are arranged, institute Stating installation part includes the first flat segments, segmental arc and the second flat segments, and first flat segments and second flat segments are each other Generally vertically it is arranged, first flat segments and second flat segments are substantially L-shaped, the segmental arc connection described first The long side of the long side of flat segments and second flat segments, the long side of first flat segments and second flat segments Protrusion is equipped in long side, the section of the protrusion is in a rectangular trapezoid, and the section is in the corresponding flat segments of the protrusion The section of the extending direction of long side, the bushing be mounted on the pump chamber and with the pump case be coaxially disposed, the pump case it is interior In step-like to cooperate with the end of the bushing, the outside wall surface of the bushing is set there are two in the circumferential direction of the bushing wall surface Spaced apart positioning column, the positioning column is along the axially extending of the bushing and stretches out the bushing, the inner wall of the pump case Equipped with the locating slot cooperated with the positioning column, the bushing chamber being connected to the pump chamber in the bushing with both ends is described The part positioned at first side of bushing of pump chamber forms pumping chamber, the part positioned at described bushing second side of the pump chamber with The bushing chamber forms intake chamber, and the bushing is equipped with groove, and the groove is from the outer end face of the first end of the bushing along institute The axial screw for stating bushing extends, the peripheral wall of the bushing be equipped with the first being connected to the water inlet and with the water outlet The first end of second mouthful of connection, the first adjacent recess is arranged and is connected to the bushing chamber, described second mouthful and institute State the second end connection of groove, the central axis of the first end of the bushing is equipped with the first hole, described in the first hole connection Intake chamber and the pumping chamber, the groove are centered around the periphery in first hole, the groove the bushing radially Size be gradually increased along the direction that extends spirally, the bottom surface of the groove is the song recessed axially inwards along the bushing Face；To be connected to the bushing chamber and the pump chamber, the bushing is intracavitary to be equipped with boss, institute for the second end opening setting of the bushing Boss is stated from the inner face of the first end of the bushing along the axially extending of the bushing, the boss is equipped with the second hole, described Second hole is connected to the bushing chamber and first hole respectively, second hole and first hole coaxial arrangement, and described The diameter in the second hole is less than the diameter in first hole, and the second end of the groove sets that there are two connection intake chamber and pumping chambers Gas vent, set between the outer peripheral surface of the boss and the inner wall of the bushing there are two along the bushing circumferentially-spaced arrangement Deflector, a deflector in two deflectors is between two gas vents, the water inlet and institute State that water outlet is provided with the peripheral wall of the pump case and the water inlet and the water outlet are located at the same side of the pump case, it is described First and the groove are integrally formed and are oppositely arranged with the water outlet, the described second mouthful peripheral wall for being provided with the bushing And be oppositely arranged with the water inlet, the heating component includes the heat conducting disk for the second end for being connected to the pump case and is located at institute State the heating tube of the outer end face of heat conducting disk, the heating component further include be each provided at the outer end face of the heat conducting disk temperature controller and Fuse, the temperature controller and the fuse pass through heat conductive rod and connect with the heating element.

Detailed description of the invention

Fig. 1 is the overall structure figure of the pump of embodiment according to the present invention；

Fig. 2 is the sectional view of the pump of embodiment according to the present invention；

Fig. 3 is the explosive view of the pump of embodiment according to the present invention；

Fig. 4 is the explosive view of the pump housing of embodiment according to the present invention；

Fig. 5 is the shaft side figure of the bushing of embodiment according to the present invention；

Fig. 6 is the structure chart of the bushing of embodiment according to the present invention；

Fig. 7 is the side view of the pump housing of embodiment according to the present invention；

Fig. 8 is the structural schematic diagram that the pump of embodiment according to the present invention is connected with the kerve of dish-washing machine；

Fig. 9 is the structure chart of connector according to an embodiment of the invention；

Figure 10 is the explosive view of the pump of the connector according to the present invention with another embodiment；

Figure 11 is the structure chart of the installation part of embodiment according to the present invention；

Figure 12 is the structural schematic diagram of connector connection shock absorber part according to another embodiment of the invention；

Figure 13 is the structural schematic diagram of heating component according to an embodiment of the invention；

Figure 14 is the structural schematic diagram of heating component according to another embodiment of the invention；

Figure 15 is the structural schematic diagram of the heating component of still another embodiment in accordance with the present invention；

Figure 16 is the sectional view of the heating component of still another embodiment in accordance with the present invention；

Figure 17 is the overall structure figure of pump according to another embodiment of the invention.

Appended drawing reference:

Pump 100, pump case 1, pump chamber 11, intake chamber 111, pumping chamber 112, water inlet pipe 12, outlet pipe 13, water diversion disk 2, cylinder 21, flange 22, cofferdam 23, motor 3, stator 31, rotor 32, motor shaft 33, heating component 4, hot plate 41, heating element 42, temperature Control device 43, heat conductive rod 45, installing component 46, first flange 461, second flange 462, fastener 463, rubber ring 464, fuse 44, bushing 5, bushing chamber 501, groove 51, first 52, second mouthful 53, the first hole 54, gas vent 55, boss 56, the second hole 57, deflector 58, positioning column 59, impeller 6, installation part 7, protrusion 701, the first flat segments 71, segmental arc 72 and the second flat segments 73, housing 8, kerve 200, extension 201, slot outlet 202 sprays import 203, discharge outlet 204, connection component 300, connection Part 301, the first flat part 3011, the second flat part 3012, card convex 302, shock absorber part 303, the first through slot 304, the second through slot 305。

Specific embodiment

The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to The embodiment of attached drawing description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.At this In the description of invention, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " clockwise ", " counterclockwise ", The orientation or positional relationship of the instructions such as " axial direction ", " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, and is only For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.

As shown in figs. 1-11, the pump of embodiment according to the present invention include pump case 1, water diversion disk 2, motor 3, heating component 4, Bushing 5 and impeller 6, wherein pump case 1 has a pump chamber 11, and water diversion disk 2 is located at first end (Fig. 2, pump case 1 shown in 3 of pump case 1 Right end), heating component 4 is located at the second end (left end of Fig. 2, pump case 1 shown in 3) of pump case 1, i.e., water diversion disk 2, pump case 1 and adds Hot component 4 limits pump chamber 11.In other words, as shown in Figure 2,3, the right end of pump case 1 connects water diversion disk 2, the left end connection of pump case 1 Heating component 4, water diversion disk 2 and heating component 4 close off right end and the left end of pump case 1, to limit pump chamber in pump case 1 11。

Pump case 1 is equipped with inlet and outlet, and inlet and outlet are connected to pump chamber 11.More specifically, pump It further include water inlet pipe 12 and outlet pipe 13, water inlet pipe 12 is connected in water inlet with pump case 1, and outlet pipe 13 is in water outlet in pump Shell 1 is connected, and water inlet pipe 12 is connected to by water inlet with pump chamber 11, and outlet pipe 13 is connected to by water outlet with pump chamber 11.It is external Water entered in water inlet pipe by the external port of water inlet pipe 12 and entered in pump chamber 11 through water inlet, then be discharged into out by water outlet It is discharged in water pipe 13 and through the external port of outlet pipe 13.

Motor 3 includes stator 31 and rotor 32, and rotor 32 is located in water diversion disk 2, and stator 31 is located at outside water diversion disk 2 and is located at The periphery of rotor 32 is to form magnetic force.Specifically, water diversion disk 2 includes cylinder 21 and flange 22, first end (Fig. 2,3 of cylinder 21 Shown in cylinder 21 right end) closing, periphery of the flange 22 from the second end of cylinder 21 (left end of Fig. 2, cylinder 21 shown in 3) Along extending radially outwardly for cylinder 21, flange 22 is connected with pump case 1, and rotor 32 is located at the inside of cylinder 21, and stator 31 is looped around The periphery of cylinder 21.Further, as shown in Figure 2,3, the left end of stator 31 is connect with flange 22, and the right end of stator 31 is connected with Housing 8.

In other words, as shown in Figure 2,3, the right end of pump case 1 is connect with the flange 22 of water diversion disk 2, the right end closing of cylinder 21, The left end of cylinder 21 is open, and rotor 32 is located at the inside of cylinder 21, i.e. motor 3 is located at the right end in pump chamber 11, the middle part of motor 7 Equipped with motor shaft 33 axially extending and rotatable along its, the right end of motor shaft 33 is on the inside of cylinder 21, a left side for motor shaft 33 End be pierced by from the left end of cylinder 21 and be connected with the impeller 6 in pump chamber 11, stator 31 around cylinder 21 periphery be arranged and with it is convex The right side of edge 22 is connected.Specifically, sealing element is equipped between water diversion disk 2 and the first end of pump case 1, which for example can be with For O-ring seal, the present invention is not limited thereto.

It is understood that rotor 32 is placed in the inside of water diversion disk 2, motor 3 can be cooled down by the water in pump, be improved The cooling efficiency of motor；It is rotated by 33 impeller 6 of motor shaft of motor 3, so that impeller 6 drives in pump chamber 11 Water flow rotates and impeller 6 does work to water flow, so that water flow is obtained energy and is flowed out, the kinetic energy and pressure energy of water flow increase at this time.Into One step, water diversion disk 2 further includes cofferdam 23, and cofferdam 23 is from the outer peripheral edge of flange 22 along be axially facing cylinder 21 of cylinder 21 One end (right end of Fig. 2, cylinder 21 shown in 3) extends, and first end (Fig. 2, pump case 1 described in 3 of cofferdam 23 and pump case 1 Right end) it is connected, it is to be understood that the outer peripheral edge of flange 22 is the periphery positioned at outer end radially of flange 22, cofferdam 23 extend from left to right from the periphery of the outer end of flange 22, and cofferdam 23 is connected with the right end of pump case 1.

Bushing 5 is mounted in pump chamber 11 and neighbouring heating component 4 is arranged, dividing pump chamber 11 for intake chamber 111 and pressure Water chamber 112, wherein neighbouring heating component 4 is intake chamber 111, and intake chamber 111 is connected to pumping chamber 112, it is possible to understand that It is that bushing 5 is equipped with through-hole to be connected to intake chamber 111 and pumping chamber 112.In other words, as shown in Figure 2,3, bushing 5 is located at pump chamber Left end in 11, and the intake chamber 111 and pumping chamber 112 pump chamber 11 divided to communicate with each other, and compared to pumping chamber 112, into For water chamber 111 more adjacent to heating component 4, i.e. pump chamber 11 includes the pumping chamber on the right side of the intake chamber 111 and bushing 5 on the left of bushing 5 112.Specifically, impeller 6 is located in pumping chamber 112.It specifically, is the energy conversion efficiency for improving water flow in the pump housing, generally, The volume of intake chamber 111 is greater than the volume of pumping chamber 112, more specifically, the volume of intake chamber is the 2~4 of the volume of pumping chamber Times.

Pump chamber can be divided into the intake chamber to communicate with each other and pressure water by setting bushing by pump according to an embodiment of the present invention Room can improve the kinetic energy and pressure energy of water flow, and structure is tight with impeller with the use of the energy conversion device as water flow It gathers, the occasion of limited space can be suitable for；By the way that the water diversion disk of substantially tubular is arranged, rotor is located in water diversion disk and stator Outside water diversion disk, motor can be cooling by the water in pump, improves the cooling efficiency of motor.

In some embodiments, as shown in Fig. 2,4-7, the bushing chamber 501 that there are bushing 5 both ends to be connected to pump chamber 11, The part for being located at 5 first side of bushing (5 right side of bushing) of pump chamber 11 forms pumping chamber 112, and pump chamber 11 is located at 5 second side of bushing The part of (bushing 5 left side) and bushing chamber 501 are formed together intake chamber 111, and bushing 5 is equipped with groove 51, and groove 51 is from bushing 5 The outer end face (right side of Fig. 2, bushing 5 shown in 4) of first end extend along the axial screw of bushing 5.

Specifically, the first end (right end of Fig. 2, bushing 5 shown in 4) of bushing 5 is equipped with the first hole 54, the connection of the first hole 54 The first end (right end of Fig. 2, bushing chamber 501 shown in 4) and pump chamber 11, groove 51 of bushing chamber 501 are centered around the first hole 54 Periphery, groove 51 in the shape of a spiral, the first end of groove 51, the i.e. beginning of 51 spiral of groove be located at the right side of bushing 5 and along from The direction spiral on a dextrad left side, second end, that is, spiral end of groove 51 are located at one between the left end and right side of bushing 5 Interface.Further, the size in the radial direction of groove 51 is gradually increased along the direction extended spirally, i.e. the right side of bushing 5 is At the area change minimum of groove 51, the end of the spiral of groove 51 is the area change maximum of groove 51.It is understood that It is that the bottom surface of groove 51 is the face of spiral, and further, the face of the spiral of groove 51 is along the recessed with shape axially inwards of bushing 5 Camber surface helix, along the axial section on plane groove 51 perpendicular to bushing 5, the bottom surface of groove 51 is in recessed axially inward Arc, it is to be understood that the present invention is not limited thereto, for example, groove 51 bottom surface can also be plane spiral, along hang down Directly in the axial section on plane groove 51 of bushing 5, the bottom surface of groove 51 is linear.Further, the first hole 54 is located at lining On the central axis of set 5, more specifically, bushing 5 and pump case 1 are coaxially disposed.

Second end (left end of Fig. 2, bushing 5 shown in 4) the opening setting of bushing 5 is to be connected to the second end of bushing chamber 501 (left end of Fig. 2, bushing chamber 501 shown in 4) and pump chamber 11.In other words, as shown in Figure 2,4, the left end integral finish of bushing 5 with It is connected to pump chamber 11, and the pump chamber 11 in 5 left side of bushing chamber 501 and bushing is formed together the intake chamber 111 of pump chamber 11, bushing 5 Right end offers the first hole 54, and the first hole 54 is connected to bushing chamber 501 and pump chamber 11, and the right side of the right end of bushing 5 is pumping chamber 112, i.e. the first hole 54 is connected to intake chamber 111 and pumping chamber 112.

The peripheral wall of bushing 5 is equipped with first 52 and second mouthful 53, the first end (groove 51 of 52 adjacent recess 51 of first Spiral beginning) setting, and first 52 is connected to bushing chamber 501, and first 52 is also connected to the water inlet of pump case 1, i.e., The water inlet of bushing chamber 501 and pump case 1 is connected to by first 52；Second mouthful 53 with the second end (spiral shell of groove 51 of groove 51 The end of rotation) connection, and second mouthful 53 is connected to the water outlet of pump case 1, that is, passes through the spiral of second mouthful of 53 communication groove 51 The water outlet of end and pump case 1.In other words, as Figure 4-Figure 6, the first 52 on bushing 5 is provided with peripheral wall and the position of bushing 5 In the side of the right end of the adjacent recess 51 of bushing 5, the water inlet of pump case 1 is connected to by first 52 with bushing chamber 501；Bushing Second mouthful 53 on 5 is provided with the peripheral wall of bushing 5 and is connected to the left end of groove 51, and groove 51 passes through second mouthful 53 and pump case 1 Water outlet connection.

It is understood that water inlet of the external water successively through water inlet pipe 12 and pump case 1 enter at bushing chamber 501 into In water chamber 111, the water in intake chamber 111 enters in pumping chamber 112 through the first hole 54, and the water in pumping chamber 11 is successively through pump case Water outlet and outlet pipe 13 are discharged.

It is understood that the bushing 5 with groove 51 is mounted in pump chamber 11, pump chamber 11 is divided for 111 He of intake chamber Pumping chamber 112, since the groove 51 of bushing 5 is presented with helical structure, the volume in pumping chamber 112 is axially varying, Neng Gouyu When impeller 6 cooperates, the kinetic energy and pressure energy of water flow are improved；And the beginning of the spiral of 52 adjacent recess 51 of first of bushing 5 Setting, second mouthful 53 of bushing 5 end for being located at the spiral of groove 51 can be the case where guaranteeing the kinetic energy and pressure energy of water flow Under, the axial dimension of pump is accomplished into minimum.

In some embodiments, the second end (left end of groove 51 shown in Fig. 4) of groove 51 is equipped with gas vent 55, exhaust Hole 55 is connected to intake chamber 111 and pumping chamber 112.In other words, as shown in Fig. 4,7, the spiral of left end, that is, groove 51 of groove 51 End is equipped with gas vent 55, and gas vent 55 is connected to the pump chamber 11 on 5 right side of bushing chamber 501 and bushing, the i.e. connection of gas vent 55 water inlet Room 111 and pumping chamber 112.It is understood that by the way that gas vent 55 is arranged on bushing 5, and gas vent 55 is located at groove 51 The end of spiral is second mouthful of 53 setting of neighbouring bushing 5, can successively lead the gas in intake chamber 111 by gas vent 55 Enter the water outlet of second mouthful 53 and pump case 1, so that gas to be discharged by water outlet and outlet pipe 13, influences the normal work of pump Make.

In some embodiments, as shown in figure 5, being equipped with boss 56, first end of the boss 56 from bushing 5 in bushing chamber 501 Inner face (inner face of the right end of bushing 5) along the axially extending of bushing 5, in other words, as shown in Fig. 2,5, boss 56 is from lining The end face of the right end of set 5 being located in bushing chamber 501 extends to the left and without departing from the left end of bushing 5, the i.e. left side of boss 56 Positioned at the right side of the left end of bushing 5.

Boss 56 is equipped with the second hole 57 for being coaxially disposed with the first hole 54, the second hole 57 respectively with bushing chamber 501 and first Hole 54 is connected to, the diameter of the diameter in the second hole 57 less than the first hole 54.It is understood that intake chamber 111 passes sequentially through second Hole 57 is connected to pumping chamber 112 with the first hole 54, it is to be understood that the through-hole of the first hole 54 and the second hole 57 formation bushing 5 connects Logical intake chamber 111 and pumping chamber 112.Term " first ", " second " are used for description purposes only in the present invention, and should not be understood as Indication or suggestion relative importance or the quantity for implicitly indicating indicated technical characteristic." first ", " are defined as a result, Two " feature can explicitly or implicitly include at least one of the features.

Further, be equipped at least one deflector 58 in bushing chamber 501, deflector 58 be located at bushing 5 inner wall and Between the outer peripheral surface of boss 56.Further, there are two gas vent 55 is set, one at least one deflector 58 is located at two Between a gas vent 55, specifically, gas vent 55 is spaced apart with deflector 58, i.e., has one between gas vent 55 and deflector 58 Fixed distance.It is understood that the present invention is not limited thereto, gas vent 55 can also be provided only with one, the gas vent 55 In deflector 58 side and be spaced apart with deflector 58；Gas vent 55 is also provided with multiple, a portion gas vent 55 Positioned at the side of a deflector 58, another part gas vent 55 is located at the other side of the deflector 58, i.e. a deflector Multiple gas vents 55 are separated and are divided into two parts by 58, and multiple gas vents 55 are spaced each other, and each gas vent 55 with lead Flowing plate 58 is spaced apart.

It is understood that dividing gas vent 55 by deflector 58, the effect of gas discharge can be improved；Due to liquid The water flow that body enters from the inlet generates vortex in intake chamber 111, and water flow will appear impact to impeller when being flowed into impeller 6 6 operations have an impact, and can prevent the water flow flowed into from the water inlet of pump case 1 from intaking by being equipped at least one deflector 58 Vortex is generated in room 111, so that being flowed into the water flow stationary of impeller 6.

Further, the outside wall surface of bushing 5 is equipped with positioning column 59, and positioning column 29 is along the axially extending of bushing 5 and stretches out Bushing 5, the inner wall of pump case 1 are equipped with the locating slot 14 cooperated with positioning column 59.In other words, as shown in Fig. 2,4,6, positioning column 59 from From left to right extends, and the left end of positioning column 59 is connected to the outside wall surface of bushing 5, and the right end of positioning column 59 is located at the right end of bushing 5 The right side in face.It is understood that positioning column 59 is one or more, it is more when the outside wall surface of bushing 5 is equipped with multiple positioning columns 59 A positioning column 59 bushing 5 circumferentially-spaced arrangement, by by positioning column 59 cooperation in the locating slot 14 of 1 inner wall of pump case, It can be convenient for positioning of the bushing 5 in pump chamber 11.More specifically, bushing 5 and pump case 1 are coaxially disposed, the inner wall of pump case 1 is in platform Scalariform, the end of bushing 5 can cooperate the axially position that bushing 5 is further realized at step.

In some embodiments, as shown in Fig. 2,3,8-12, the periphery wall of water diversion disk 2 is equipped with installation part 7, installation part 7 Along first end (Fig. 2, pump case 1 shown in 3 from the second end of pump case 1 (left end of Fig. 2, pump case 1 shown in 3) towards pump case 1 Right end) direction extend and stretch out water diversion disk 2.In other words, installation part 7 is connected to the periphery wall of water diversion disk 2, and 7 edge of installation part The axial direction of pump case 1 extends from left to right, and installation part 7 stretches out the right end of water diversion disk 2, i.e. the right end of installation part 7 is located at water diversion disk 2 The right side of right end.Specifically, installation part 7 is located at the periphery wall in cofferdam 23.

It is understood that the pump can be referred to as washing pump, as shown in figure 8, dish-washing machine packet when pump is applied to dish-washing machine Kerve 200 and pump 100 are included, pump 100 is mounted on the outside wall surface of kerve 200 by connection component 300, specifically, outside kerve 200 Wall surface is formed with extension 201, and pump 100 passes through at the extension 201 for the outside wall surface that connection component 300 is mounted on kerve 200.Into One step, the outside wall surface of kerve 200 is equipped with slot outlet 202 and spray import 203, wherein the water inlet of slot outlet 202 and pump 100 Pipe 12 is connected to, and spray import 203 is connected to the outlet pipe 13 of pump 100.It is understood that the outside wall surface of kerve 200 is additionally provided with Discharge outlet 204 is entered by spray import 203 by 100 pressurized water flows of pump, and is sprayed by discharge outlet 204.

It is understood that installation part 7 is included in connection component 300, i.e., connection component 300 includes connection water diversion disk 2 Installation part 7, installation part 7 is equipped with raised 701 (as shown in figure 11), it is to be understood that protrusion 701 from installation part 7 outside Surface outwardly protrudes.Specifically, protrusion 701 is located at installation part 7 first end (right end of Fig. 2, installation part 7 shown in 3), protrusion 701 section is in a rectangular trapezoid, and the section is by the extending direction along installation part 7 and perpendicular to the outer surface of installation part 7 The formation of the plane cutting protrusion 701.In other words, as shown in Fig. 2,3,11, extend in left-right direction and perpendicular to the outer of installation part 7 The section of the plane cutting protrusion 701 on surface, protrusion 701 is in a rectangular trapezoid, and the waist position where two right angles of right-angled trapezium In the left side of another waist of right-angled trapezium, i.e., another waist of right-angled trapezium is in the lateral direction towards the appearance of installation part 7 Face is obliquely installed.

Further, as illustrated in figs. 8-12, the connection component 300 of connection pump 100 and kerve 200 further includes being connected to kerve The connector 301 of 200 outside wall surface, specifically, the extension 201 of kerve 200 connect the connector 301, set on connector 301 There is card convex 302.It is understood that outwardly protrusion of the card convex 302 from connector 301.

Connection component 300 further includes shock absorber part 303, and shock absorber part 303 is equipped with the first through slot 304 and the second through slot 305, peace The cooperation of piece installing 7 is in the first through slot 304 and protrusion 701 is against the end face of shock absorber part 303, and connector 301 cooperates in the second through slot In 305 and card convex 302 is against the end face of shock absorber part 303.In other words, installation part 7 is connected with connector 301 by shock absorber part 303, Pump 100 is connected by installation part 7, shock absorber part 303 and connector 301 with the extension 201 of kerve 200.It is understood that the The shape of one through slot 304 is adapted with the shape of installation part 7, and the shape of the second through slot 305 and connector 301 is adapted.

It is understood that shock absorber part 303 is mounted on installation part 7, and can be prevented by the protrusion 701 on installation part 7 Only shock absorber part 303 slides, and shock absorber part 303 is mounted on connector 301, and can be prevented by the card convex 302 on connector 301 Shock absorber part 303 slides, and so as to realize the connection of 301 three of installation part 7, shock absorber part 303 and connector, can prevent respectively Only shock absorber part 303 slides washing pump from installation part 7 and connector 301 in the process of running.Moreover, known in the art It is that shock absorber part 303 is made of rubber or elastoplastic, is cut down by the vibration that shock absorber part 303 can generate washing pump, thus The vibration generated to dish-washing machine is reduced, the unfailing performance of washing pump is increased.

Specifically, the first through slot 304 of shock absorber part 303 is consistent with the extending direction of the second through slot 305, i.e., two through slots exist Perforation direction in shock absorber part 303 is identical, and as shown in Figure 8,9, the first through slot 304 and the second through slot 305 are in the lateral direction Shock absorber part 303 is penetrated through, and the first through slot 304 and the second through slot 305 are spaced setting on (vertical direction) in above-below direction.With convex The first end of 701 installation part 7 is played from a second end (left side for the first through slot 304 shown in Fig. 8 for the first through slot 304 of shock absorber part 303 End) enter in the first through slot 304 and is pierced by from the first end of the first through slot 304 (right end of the first through slot 304 shown in Fig. 8), and Plane where the rectangular waist of tool of protrusion 701 is the end face that the inner surface of protrusion 701 is resisted against the first end of shock absorber part 303 (on the right side of shock absorber part 303 as shown in Figure 8).It is understood that the corresponding shock absorber part 303 of an installation part 7.

As shown in figure 9, connector 301 can be substantially L-type, for example, connector 301 includes arranged substantially perpendicular to each other vertical The upper end of portion and transverse part, vertical portion is connected with extension 201, and the lower end of vertical portion and the first end of transverse part are (such as Fig. 8,9 institutes The right end of the transverse part shown) it is connected, card convex 302 is located at the second end (left end of transverse part as shown in Figure 8,9) of transverse part Outer surface is vertically here vertical direction, is laterally the direction perpendicular to axial direction (left and right directions) and vertical direction.Card convex 302 In barb-shaped, the second end of transverse part is protruded into from the first end (right end of shock absorber part 303 as shown in Figure 8,9) of shock absorber part 303 to be subtracted It shakes part 303 and is stretched out from the second end of shock absorber part 303 (left end of shock absorber part 303 as shown in Figure 8,9), and the interior table of card convex 302 Face is resisted against on the end face (left side of shock absorber part 303 as shown in Figure 1) of the second end of shock absorber part 303.It is understood that such as Fig. 8, shown in 9, connector 301 is penetrated from the right end of shock absorber part 303, and installation part 7 is penetrated from the left end of shock absorber part 303, and is passed through Substantially the connector 301 and installation part 7 of L-type combine, and can be realized the suspension type or the installation of side suspension type of washing pump.

In other optional embodiments, as shown in Figure 10,12, the first through slot 304 and second in shock absorber part 303 is logical The extending direction of slot 305 can be perpendicular to one another, and as shown in figure 12, the first through slot 304 penetrates through shock absorber part 303 in the lateral direction, Second through slot 305 along shock absorber part 303 is penetrated through in the longitudinal direction, and here, defining front-rear direction is perpendicular to axial direction (right and left To) and vertical direction direction, namely laterally, and the first through slot 304 and the second through slot 305 are arranged at interval.

Second end (Figure 10,12 of the first end of installation part 7 with protrusion 701 from the first through slot 304 of shock absorber part 303 The left end of shown first through slot 304) enter in the first through slot 304 and from the first end of the first through slot 304 (Figure 10, the shown in 12 The right end of one through slot 304) it is pierced by, and the inner surface of the i.e. protrusion 701 of plane where the rectangular waist of tool of protrusion 701 is resisted against The end face of the first end of shock absorber part 303 (on the right side of shock absorber part 303 as shown in Figure 10,12).It is understood that a peace Piece installing 7 corresponds to a shock absorber part 303.

Connector 301 includes 3011, two the second flat parts 3012 of the first flat part and two protrusions, the protrusion shape At the card convex 302 of connector 301, wherein the both ends of the first flat part 3011 are respectively equipped with a protrusion, and each protrusion connects Second flat part 3012 is connect, and the first flat part 3011 and the second flat part 3012 are set parallel to each other.In other words, as schemed Shown in 12, the front-end and back-end of the first flat part 3011 be respectively equipped with upwardly extended from the upper surface of the first flat part 3011 it is prominent The portion of rising, the upper end of each protrusion is all connected with one and second flat part 3012 disposed in parallel of the first flat part 3011.At this point, One connector 301 is corresponding, and there are two shock absorber parts 303, it is to be understood that also corresponds to two installation parts 7, two shock absorber parts 303 It is spaced and is oppositely arranged, as shown in Figure 10,12, two shock absorber parts 303 are spaced and are oppositely arranged in the longitudinal direction, and first is straight Portion 3011 sequentially passes through the second through slot 305 on two shock absorber parts 303, and the protrusion of 3011 front end of the first flat part is resisted against one The front end face of a shock absorber part 303, before the second flat part 3012 of 3011 front end of the first flat part is located at a shock absorber part 303 Side；The protrusion of first flat part, 3011 rear end is resisted against the rear end face of another shock absorber part 303,3011 rear end of the first flat part The second flat part 3012 be located at the rear of another shock absorber part 303.It is understood that the second flat part 3012 is equipped with Mounting hole, in order to be mounted on by mounting hole at the extension 201 of kerve 200.

It is understood that installation part 7 is penetrated from the left end of shock absorber part 303 as shown in Figure 10,12, connector 301 is from subtracting The front end of shake part 303 penetrates and passes through two shock absorber parts 303, is oppositely arranged along the longitudinal direction by being arranged two in the bottom of pump Shock absorber part 303, and by this there is connector 301 of the first flat part 3011 and the second flat part 3012 can be realized washing The base type of pump is installed.

It is understood that installation part 7 can be one or more, when wherein installation part 7 is multiple, multiple installation parts 7 exist Uniform intervals are arranged in the circumferential direction of water diversion disk 2.Specifically, installation part 7 can be set to 4, and 4 installation parts are square setting. The installation for realizing washing pump is that shock absorber part 303, and shock absorber part 303 can be correspondingly provided at least one of multiple installation parts 7 Specific cooperation on which installation part 7 and the number of shock absorber part 303, i.e., which of multiple installation parts 7 or which on Selection determination can be carried out according to actual needs equipped with shock absorber part 303.It is understood that passing through to shock absorber part 303 The selections of several and installation site and the form of connector 301, may be implemented the various forms of installations of washing pump, as suspension type, The installation of base type, side suspension type, that is to say, that it is flexible by the way that the connection structure that multiple installation parts 7 can be realized pump is arranged, it improves The versatility of pump installation.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three etc., unless Separately there is clearly specific restriction.

In some embodiments, as shown in figure 11, installation part 7 includes the first flat segments 71, segmental arc 72 and second is straight Section 73, wherein the first flat segments 71 and the second flat segments 73 are arranged substantially perpendicular to each other, segmental arc 72 connects the first flat segments 71 and the Two flat segments 73.In other words, each installation part 7 includes the first flat segments 71 and the second flat segments 73 being generally perpendicular to one another, And first is connected between flat segments 71 and the second flat segments 73 by segmental arc 72.More specifically, the first flat segments 71, segmental arc 72 and second flat segments 73 be integrally formed.Further, as shown in Figure 10,11, the outer surface of the right end of the first flat segments 71 is set There is protrusion 701, the protrusion 701 is in extension in left-right direction and this is convex perpendicular to the plane cutting of the upper surface of the first flat segments 71 It is in a rectangular trapezoid to play the section that 701 form, it is to be understood that the plane of the cutting is where left and right directions and up and down direction Plane, the outer surface of the second flat segments 73 also are provided with protrusion 701, and the protrusion 701 is in extension in left-right direction and perpendicular to second The section that the plane cutting of the front surface of flat segments 73 protrusion 701 is formed is in a rectangular trapezoid, it is to be understood that the cutting Plane is the plane where left and right directions and front-rear direction.Further, the first flat segments 71 and the second flat segments 73 are big Body is L-shaped, and the long side of the first flat segments 71 is connect with the long side of the second flat segments 73 by segmental arc 72.

It is understood that enabling to the power of all directions suffered by it by the way that installation part 7 is designed to general right angle Preferably pass to shock absorber part 303.When being equipped with a shock absorber part 303 on two installation parts 7 in the upper end of washing pump, adopt Washing pump is installed with two installation parts 7, washing pump can be made to be more uniformly stressed at runtime, improves stability.

In some embodiments, heating component 4 includes heat conducting disk 41 and heating element 42, and heat conducting disk 41 is connected to pump case 1 Second end (left end of Fig. 2, pump case 1 shown in 3).In other words, heat conducting disk 41 connects the left end of pump case 1, and heat conducting disk 41 and pump The water diversion disk 2 of 1 right end of shell 1 and pump case limits pump chamber 11 together.Further, the material of heat conducting disk 41 is ceramics, can Play the role of insulating heat-conductive.Further, sealing element is equipped between heat conducting disk 41 and pump case 1, which can be O-shaped Sealing ring, it is to be understood that the present invention is not limited thereto.

Specifically, heating element 42 can be heating tube (as shown in Fig. 3,15-16), thick film heating element (such as Figure 13 institute Show) or film heating element (as shown in figure 14).

Wherein, as shown in figure 13, heating element 42 is thick film heating element, and thick film heating element is by the first dielectric Layer, resistance circuit and the second insulating medium layer composition, the first insulating medium layer are located at the outer end face of heat conducting disk 41, and resistance circuit is set On the first insulating medium layer, the second insulating medium layer is located on resistance circuit.Thick film heating element is printed using thick film screen Technique is matrix with heat conducting disk 41, and for direct sintering in heat conducting disk 41, which is stainless steel disc, and uses food-grade 304 stainless steel materials.Specifically, dielectric slurry is printed in the outer end face of heat conducting disk 41, forms the first insulation after sintering and is situated between Matter layer；Heating resistance slurry used is printed on the first insulating medium layer again, forms the resistance circuit of fever after sintering；Most Dielectric slurry is printed in covering on resistance circuit again afterwards, and the second insulating medium layer is formed after sintering.It is understood that thick Film heater element can be covered on the entire outer end face of heat conducting disk 41.Thick film heating component thickness is generally less than 1mm, has Small and exquisite frivolous, handsome in appearance advantage, and power density is high, heating speed they heat quickly and evenly, due to the covering of dielectric layer Its security performance is stablized, and the service life can be up to 5~10 years.

As shown in figure 14, heating element 42 is film heating element, and film heating element is to print heating resistor slurry In in heat conducting disk 41, and heating resistor slurry and 41 cofiring of heat conducting disk form, and wherein the heat conducting disk 41 is ceramic disk.Specifically The refractory metals heating resistor slurry such as tungsten, molybdenum, manganese is printed in ceramic disk 41 according to the requirement that heating circuit designs by ground Outer end face on, cofiring is integral under 1500 DEG C~1600 DEG C high temperature.It is understood that film heating element can cover On the entire outer end face of heat conducting disk 41.Film heating element have corrosion-resistant, high temperature resistant, service life be long, energy-efficient, heating The advantages that even, heating conduction is well, thermal compensation speed is fast, and be free of lead, cadmium, mercury, Cr VI, polybrominated biphenyls, more bromine hexichol The harmful substances such as ether meet the environmental requirements such as European Union RoHS.

It is understood that heat conducting disk 41 is arranged adjacent to intake chamber 111, film heating element or thick film heating element and Liquid separation in intake chamber 111 is conducted heat by heat conducting disk 41 in the two sides of heat conducting disk 41, improves energization safety. In addition, substitute traditional electric heating tube using film heating element, thick film heating element, manufacturing process can be simplified, reduce at This, and improve the uniformity of heating.

As shown in Figure 2,3, heating element 42 is heating tube, and heating tube is located at the outer end face of heat conducting disk 41, specifically, thermally conductive Disk 41 has a recess portion, and outwardly, and recess portion is the annular of the circumferentially extending along heat conducting disk 41 to the opening of the recess portion, and heating tube is embedded in In the annular recess of heat conducting disk 41, the fluid in pump chamber 11 is heated by the heating tube of 41 outer end face of heat conducting disk.Change speech It, as shown in Fig. 2, heat conducting disk 41 has recess portion recessed to the right, and the recess portion being arranged to form ring for one week along heat conducting disk 41 Shape, heating tube are located in the cricoid recess portion.

It is understood that the present invention is not limited thereto for the set-up mode of heating tube, such as shown in Figure 15-16, can also incite somebody to action Heating tube is immersed in intake chamber 111, and the both ends of heating tube are pierced by heat conducting disk 41 out of intake chamber 111 respectively.In other words, add Heat pipe is mostly submerged in intake chamber 111, and the both ends of heating tube reach 41 outside of heat conducting disk out of intake chamber 111 respectively. It is directly contacted with water it is understood that heating tube is placed in intake chamber 111, improves heat transfer efficiency.In addition, passing through bushing Pump chamber 11 is separated into intake chamber 111 and pumping chamber 112 by 5, and impeller 6 is located in pumping chamber 112, can reduce because heating tube is placed in It is influenced caused by water conservancy function in pump chamber 11.It is understood that the present invention is not limited thereto for the set-up mode of heating tube, example As heating tube is also embedded in heat conducting disk.In the present embodiment, in such a way that heating tube is immersed in intake chamber 111, and Relative to the mode of heating tube insertion heat conducting disk 41, manufacturing process can be simplified, save manufacturing cost.

Specifically, heating component 4 further includes installing the installing component 46 of heating tube, and installing component 46 includes first flange 461, the outer end face of second flange 462 and fastener 463, first flange 461 and heat conducting disk 41 cooperates, and second flange 462 and leads The inner face of hot plate 41 cooperates, and fastener 463 is sequentially connected first flange 461, heat conducting disk 41 and second flange 462, heating tube Both ends sequentially pass through respectively second flange 462, heat conducting disk 41 and first flange 461 and stretch out first flange 461 outer end face. Further, installing component 46 further includes rubber ring 464, is equipped with the hole cooperated with rubber ring 464, rubber ring in heat conducting disk 41 464 between first flange 461 and second flange 462.

In other words, as shown in figure 16, heat conducting disk 41 is equipped with hole, and rubber ring 464 is mounted within the bore, rubber ring 464 Left end is equipped with cooperation in the first flange 461 of the left side of heat conducting disk 41, and the right end of rubber ring 464 is equipped with cooperation in heat conducting disk 41 Right side second flange 462, fastener 463 for example can for bolt and cooperation nut on bolt, bolt is from left-hand The right side sequentially passes through first flange 461, heat conducting disk 41 and second flange 462 and connects first flange 461, heat conducting disk 41 and the second method Orchid 462, and nut cooperates the left end face contact on bolt and with heat conducting disk 41.It is understood that heat conducting disk 41 is equipped with Two are equipped with the hole of rubber ring 464, so that the both ends of heating tube are pierced by heat conducting disk 41 respectively.

Further, as shown in Fig. 2,3,13-16, heating component 4 further includes temperature controller 43 and fuse 44, temperature controller 43 The outer end face of heat conducting disk 1 is each provided at fuse 44, and temperature controller 43 and fuse 44 pass through heat conductive rod 45 and heating element 42 series connection.In other words, the left side of heat conducting disk 1 is additionally provided with temperature controller 43, fuse 44 and heat conductive rod 45, and wherein temperature controller 43 is logical It crosses a heat conductive rod 45 to connect with heating element 42, fuse 44 is connected by a heat conductive rod 45 with heating element 42.Specifically Ground, temperature controller and fuse pass through the outer end face that fixing piece is fixed on heat conducting disk 41, which can be screw bolt and nut, and The present invention is not limited thereto.It is understood that by being located at temperature controller 43 and fuse 44 in heat conducting disk 41, it can be real-time Temperature is monitored, security performance is improved.Further, temperature controller 43 and fuse 44 are set side by side, and connect 43 He of temperature controller The heat conductive rod 45 of heating tube and the heat conductive rod 45 for connecting fuse 44 and heating tube are essentially parallel to each other setting.

In some embodiments, as shown in Fig. 2,3 and 13-15, inlet and outlet are each provided at the peripheral wall of pump case 1, into The mouth of a river and water outlet are located at the same side of pump case 1.Specifically, the position of inlet and outlet mutually staggers, for example, water inlet It is spaced apart in the up-down direction with water outlet or inlet and outlet is spaced apart on left and right directions in the up-down direction, In order to which there are space pipe layings for user, and it can preferably reduce the axial dimension of pump case 1.In addition, water inlet and go out The present invention is not limited thereto for the position at the mouth of a river, inlet and outlet see can as above describe towards same direction, can also be with Towards different directions, such as shown in Figure 17, inlet and outlet are located at the opposite side of pump case 1, i.e. the two is located at pump case 1 Heteropleural, and inlet and outlet are spaced apart in the lateral direction.It is understood that inlet and outlet are in pump case 1 Position those skilled in the art on peripheral wall can be determined according to actual needs.

It is understood that inlet and outlet are set to the side of pump case 1, with existing top suction type washing pump phase Than water inlet and heat conducting disk 41 are separated, so that the heating surface (area) (HS of heat conducting disk 41 is no longer limited by water inlet size, mentioned significantly High heating surface (area) (HS, to improve the heating properties of entire heat pump.

Below with reference to the accompanying drawings 1-17 describes the pump of specific embodiment according to the present invention.

As shown in figs. 1-7, pump according to an embodiment of the present invention includes pump case 1, water diversion disk 2, motor 3, heating component 4, lining Set 5 and impeller 6, wherein the right end of pump case 1 connects water diversion disk 2, and the left end of pump case 1 connects heating component 4, water diversion disk 2 and heating Component 4 closes off right end and the left end of pump case 1, to limit pump chamber 11 in pump case 1.The peripheral wall of pump case 1 is equipped with water inlet Mouth and water outlet, as shown in Fig. 1,7, inlet and outlet are located at the same side of pump case 1, and inlet and outlet are upper and lower It is spaced apart on direction.In addition, inlet and outlet can also be located at the opposite side of pump case 1, as shown in figure 17, and water inlet and Water outlet is spaced apart in the lateral direction.

The water inlet of pump case 1 is connected with water inlet pipe 12, and the water outlet of pump case 2 is connected with outlet pipe 13, so as to outside Water entered in water inlet pipe by the external port of water inlet pipe 12 and entered in pump chamber 11 through water inlet, then be discharged into out by water outlet It is discharged in water pipe 13 and through the external port of outlet pipe 13.

Water diversion disk 2 includes cylinder 21, flange 22 and cofferdam 23, and flange 22 is from the outer periphery cylinder 21 of the left end of cylinder 21 It extends radially outwardly, the right end that is axially facing cylinder 21 of the cofferdam 23 from the outer peripheral edge of flange 22 along cylinder 21 extends, cofferdam 23 It is connected with the right end of pump case 1, O-ring seal is equipped between flange 22 and pump case 1.

Motor 3 includes stator 31 and rotor 32, and motor 3 is located at the right end in pump chamber 11, and the ancon of motor 7 is equipped with along it Axially extending and rotatable motor shaft 33, the right end and rotor 32 of motor shaft 33 are located at the inside of cylinder 21, a left side for cylinder 21 End opening, cylinder 21 right end closing, the left end of motor shaft 33 be pierced by from the left end of cylinder 21 and with 6 phase of impeller in pump chamber 11 Even, stator 31 is looped around the periphery of cylinder 21, and the left end of stator 31 is connect with the right side of flange 22, and the right end of stator 31 connects It is connected to housing 8, it is to be understood that stator 31 is centered around the periphery of rotor 32 to form magnetic force.

Heating component 4 includes heat conducting disk 41, heating element 42, temperature controller 43, fuse 44 and heat conductive rod 45, heat conducting disk 41 The left end of pump case 1 is connected, and the water diversion disk 2 of heat conducting disk 41 and pump case 1 and 1 right end of pump case limits pump chamber 11 together, it is thermally conductive The material of disk 41 is ceramics, can play the role of insulating heat-conductive, and O-ring seal is equipped between heat conducting disk 41 and pump case 1.

Heating element 42 connects heat conducting disk 41, and heating element 42 can be sent out for heating tube (as shown in Fig. 3,15-16), thick film Thermal element (as shown in figure 13) or film heating element (as shown in figure 14).The left side of heat conducting disk 1 is additionally provided with temperature controller 43, protects Dangerous silk 44 and heat conductive rod 45, wherein temperature controller 43 is connected by a heat conductive rod 45 with heating element 42, and fuse 44 passes through one A heat conductive rod 45 is connected with heating element 42.By being located at temperature controller 43 and fuse 44 in heat conducting disk 41, can supervise in real time Controlling temperature improves security performance.Connection temperature controller 43 and the heat conductive rod 45 of heating tube with connect fuse 44 and heating tube Heat conductive rod 45 is essentially parallel to each other setting.

Wherein, heating component 41 can be thick film heating element, and as shown in figure 13, thick film heating element uses thick film screen Printing technology is matrix with heat conducting disk 41, and direct sintering is in heat conducting disk 41, which is stainless steel disc, and using food 304 stainless steel material of grade.Specifically, dielectric slurry is printed in the outer end face of heat conducting disk 41, forms first after sintering absolutely Edge dielectric layer；Heating resistance slurry used is printed on the first insulating medium layer again, forms the resistance electricity of fever after sintering Road；Finally dielectric slurry is printed in covering on resistance circuit again, and the second insulating medium layer is formed after sintering.

Heating element 41 can also be film heating element, and as shown in figure 14, film heating element is by heating electric plasma resistance Material is printed in heat conducting disk 41, and heating resistor slurry and 41 cofiring of heat conducting disk form, and wherein the heat conducting disk 41 is ceramic Disk.Specifically, the refractory metals heating resistor slurry such as tungsten, molybdenum, manganese is printed in ceramics according to the requirement that heating circuit designs On the outer end face of heat conducting disk 41, cofiring is integral under 1500 DEG C~1600 DEG C high temperature.It is understood that heat conducting disk 41 is neighbouring Intake chamber 111 is arranged, and the liquid separation in film heating element or thick film heating element and intake chamber 111 is in heat conducting disk 41 Two sides are conducted heat by heat conducting disk 41, improve energization safety.In addition, using film heating element, thick film heating element Traditional electric heating tube is substituted, manufacturing process can be simplified, reduces cost, and improves the uniformity of heating.

In addition, heating element 41 can also use heating tube, as shown in Figure 2,3, heat conducting disk 41 has recessed recessed to the right Portion, and the recess portion being arranged to form ring-type for one week along heat conducting disk 41, heating tube is located in the cricoid recess portion, passes through heat conducting disk The heating tube of 41 outer end faces heats the fluid in pump chamber 11.

Can also as shown in figures 15-16 for the set-up mode of heating tube, heating tube is mostly submerged in intake chamber 111 Interior, the both ends of heating tube reach 41 outside of heat conducting disk out of intake chamber 111 respectively.It is understood that by heating tube be placed in into It is directly contacted with water in water chamber 111, improves heat transfer efficiency.At this point, heating component 4 further includes installing the installing component of heating tube 46, installing component 46 includes first flange 461, second flange 462, fastener 463 and rubber ring 464, and heat conducting disk 41 is equipped with Two holes, are equipped with rubber ring 464 in each hole, and the left end of rubber ring 464 is equipped with cooperation the of the left side of heat conducting disk 41 One flange 461, the right end of rubber ring 464 are equipped with cooperation in the second flange 462 of the right side of heat conducting disk 41, and bolt is from left to right It sequentially passes through first flange 461, heat conducting disk 41 and second flange 462 and connects first flange 461, heat conducting disk 41 and second flange 462, and nut cooperates the left end face contact on bolt and with heat conducting disk 41, screw bolt and nut is combined into fastener 463.

Bushing 5 is mounted in pump chamber 11 and adjacent thermal conductive disk 41 is arranged, and bushing 5 and pump case 1 are coaxially disposed, 5 energy of bushing Enough pumping chambers 112 that pump chamber 11 is divided to 5 right side of intake chamber 111 and bushing for 5 left side of bushing, and bushing 5 be equipped with through-hole with It is connected to intake chamber 111 and pumping chamber 112.

Bushing 5 has a bushing chamber 501, and the right end of bushing 5 is equipped with axially extending the along bushing 5 from the center of right side One hole 54, the right end of bushing 5 are equipped with groove 51, and groove 51 extends and surrounds along the axial screw of bushing from the right side of bushing 5 In the periphery in the first hole 54, the beginning of 51 spiral of groove is located at the right side of bushing 5, and the end of 51 spiral of groove is located at bushing 5 Left end and right side between an interface, groove 51 size in the radial direction is gradually increased along the direction extended spirally, edge Perpendicular to the axial section on plane groove 51 of bushing 5, the bottom surface of groove 51 is in arc recessed axially inward.Groove 51 The end of spiral sets that there are two the gas vents 55 of connection intake chamber 111 and pumping chamber 112, and gas vent 55 is adjacent to the of bushing 5 Two mouthful of 53 setting, so that gas to be discharged by water outlet and outlet pipe 13, conducive to the cooling in pump.

The left end integral finish of bushing 5 is so that the left end of bushing chamber 501 is connected to pump chamber 11, and bushing chamber 501 and pump chamber 11 The part for being located at the left side of bushing 5 be formed together intake chamber 111, the part for being located at 5 right side of bushing of pump chamber 11 forms pumping chamber 112；Boss 56 is equipped in bushing chamber 501, boss 56 extends to the left from the end face of the right end of bushing 5 being located in bushing chamber 501 And without departing from the left end of bushing 5, boss 56 is equipped with the second hole 57 being coaxially disposed with the first hole 54, and the diameter in the second hole 57 is less than The diameter in the first hole 54, the second hole 57 are connected to bushing chamber 501 and the first hole 54 respectively, as a result, the first hole 54 and the second hole 57 Form the through-hole connection intake chamber 111 and pumping chamber 112 of bushing 5.

It is set in bushing chamber 501 there are two the deflector 58 of the circumferentially-spaced arrangement in boss 56, deflector 58 is located at lining Between the inner wall of set 5 and the outer peripheral surface of boss 56, one of deflector 58 is located between two gas vents 55, another is led Angle between flowing plate 58 and a deflector 58 is 160 °~200 °.

The peripheral wall of bushing 5 is equipped with first 52 and second mouthful 53, wherein the beginning of the spiral of 52 adjacent recess 51 of first End setting, first 52 are connected to bushing chamber 501, and first 52 is also connected to the water inlet of pump case 1, i.e., are connected by first 52 The water inlet of logical bushing chamber 501 and pump case 1；It is connected to the end of the spiral of groove 51 for second mouthful 53, and second mouthful 53 and pump case 1 Water outlet connection, that is, pass through the water outlet of the end of the spiral of second mouthful of 53 communication groove 51 and pump case 1.

The outside wall surface of bushing 5 is set there are two the circumferentially spaced positioning column 59 along the bushing 5, and positioning column 29 is along lining The axially extending and stretching bushing 5 of set 5, the inner wall of pump case 1 are equipped with the locating slot 14 cooperated with positioning column 59.The inner wall of pump case 1 In step-like, the end of bushing 5 can cooperate the axially position that bushing 5 is further realized at step in face.

Installation part 7 is connected to the periphery wall in cofferdam 23, and installation part 7 extends from left to right along the axial direction of pump case 1, installation part The right side that the right end in 7 stretching cofferdam 23, the i.e. right end of installation part 7 are located at the right end in cofferdam 23.There are four the tools of installation part 7, and four Periphery wall of the installation part 7 in cofferdam 23 surrounds square, and there are two wherein the upper end in cofferdam 23 is set, the lower end in cofferdam 23 is equipped with two It is a.Installation part 7 includes the first flat segments 71, segmental arc 72 and the second flat segments 73, wherein the first flat segments 71 and second are straight Section 73 is arranged substantially perpendicular to each other, and the first flat segments 71 and the second flat segments 73 are substantially L-shaped, and the long side of the first flat segments 71 It is connect with the long side of the second flat segments 73 by segmental arc 72, the first flat segments 71, segmental arc 72 and the second flat segments 73 1 It is body formed.

The outer surface of the right end of first flat segments 71 is equipped with protrusion 701, and the outer surface of the second flat segments 73 also is provided with protrusion 701.The section of section on plane protrusion 701 along the upper surface perpendicular to installation part 7, protrusion 701 is in a rectangular trapezoid, and right angle ladder Waist where two right angles of shape is located at the left side of another waist of right-angled trapezium, i.e., another waist of right-angled trapezium is in right and left It is obliquely installed upwardly toward the outer surface of installation part 7.

It is understood that the pump can be referred to as washing pump, as shown in figure 8, dish-washing machine packet when pump is applied to dish-washing machine Kerve 200 and pump 100 are included, pump 100 is mounted on the outside wall surface of kerve 200 by connection component 300, and installation part 7 is considered as A part of connection component 300, the outside wall surface of kerve 200 are formed with extension 201, and the outside wall surface of kerve 200 is exported equipped with slot 202 and spray import 203, wherein slot outlet 202 with pump 100 water inlet pipe 12 be connected to, spray import 203 with pump 100 water outlet Pipe 13 is connected to.

Connection component 300 further includes connector 301 and shock absorber part 303, and connector 301 connect and is equipped with extension 201 From the card convex 302 of connector 301 outwardly protruded.Shock absorber part 303 is equipped with the first through slot 304 and the second through slot 305, The cooperation of installation part 7 is in the first through slot 304 and protrusion 701 is against the end face of shock absorber part 303, and the cooperation of connector 301 is logical second In slot 305 and card convex 302 is against the end face of shock absorber part 303, so that pump 100 passes through installation part 7, shock absorber part 303 and connection Part 301 is connected with the extension 201 of kerve 200.

Wherein, as shown in Figure 8,9, the first through slot 304 and the second through slot 305 penetrate through shock absorber part 303 in the lateral direction, And first is spaced setting in through slot 304 and 305 up and down direction of the second through slot (vertical direction).Installation part 7 with protrusion 701 Left end enters in the first through slot 304 from the left end of the first through slot 304 and is pierced by from the right end of the first through slot 304, and protrusion 701 The inner surface for having the i.e. protrusion 701 of plane where rectangular waist is resisted against on 303 right side of shock absorber part.It is understood that Due to 7 substantiated right angles of installation part and centre is arc-shaped transition, then the shape of the first through slot 304 is also adapted with it.

Two installation parts 7 of 23 upper end of cofferdam are combined with a shock absorber part 303, and the extension of kerve 200 is in front and back It is arranged at intervals with two connectors 301, the shock absorber part 303 that each connector 301 cooperates with unification with installation part 7 upwards.

Connector 301 includes vertical portion and transverse part arranged substantially perpendicular to each other, upper end and 201 phase of extension of vertical portion Even, the lower end of vertical portion is connected with the right end of transverse part, and card convex 302 is located at the outer surface of the left end of transverse part, and card convex 302 is in The shock absorber part 303 is protruded into from the right end of corresponding shock absorber part 303 in the left end of hook-type, the transverse part of each connector 301 Second through slot 305 is simultaneously stretched out from the left end of the second through slot 305, and the inner surface of card convex 302 is resisted against the left side of shock absorber part 303 On.Connector 301 is penetrated from the right end of the second through slot 305, and installation part 7 is penetrated from the left end of the second through slot 305, and by substantially The connector 301 and installation part 7 of L-type combine, and can be realized the suspension type or the installation of side suspension type of washing pump.It is understood that The shape of second through slot 305 and connector 301 is adapted.

In addition, the extending direction of the first through slot 304 and the second through slot 305 in shock absorber part 303 can also be perpendicular to one another, such as Shown in Figure 12, the first through slot 304 penetrates through shock absorber part 303 in the lateral direction, and the second through slot 305 subtracts along perforation in the longitudinal direction Part 303 is shaken, here, defining front-rear direction is the direction perpendicular to axial direction (left and right directions) and vertical direction, namely laterally, and the One through slot 304 and the second through slot 305 are arranged at interval.

A shock absorber part 303 is fitted on two installation parts 7 of 23 lower end of cofferdam, i.e., two shock absorber parts 303 are in front and back Setting is spaced on direction, each 7 right end of installation part enters from the left end of the first through slot 304 of shock absorber part 303 corresponding thereto It is pierced by first through slot 304 and from the right end of the first through slot 304, and the plane where the rectangular waist of tool of protrusion 701, that is, convex Rise 701 inner surface be resisted against on the right side of shock absorber part 303.

Connector 301 includes 3011, two the second flat parts 3012 of the first flat part and two protrusions, the protrusion shape At the card convex 302 of connector 301, wherein the both ends of the first flat part 3011 are respectively equipped with a protrusion, and each protrusion connects Second flat part 3012 is connect, and the first flat part 3011 and the second flat part 3012 are set parallel to each other.First flat part 3011 sequentially pass through two the second through slots 305 on the spaced shock absorber part 303 of front-rear direction, before the first flat part 3011 The protrusion at end is resisted against the front end face of a shock absorber part 303, and the second flat part 3012 of 3011 front end of the first flat part is located at The front of one shock absorber part 303；The protrusion of first flat part, 3011 rear end is resisted against the rear end of another shock absorber part 303 Face, the second flat part 3012 of 3011 rear end of the first flat part are located at the rear of another shock absorber part 303, to pass through the company Fitting 301 connects two shock absorber parts 303, has the connector 301 of the first flat part 3011 and the second flat part 3012 by this It can be realized the base type installation of washing pump.Specifically, the second flat part 3012 is equipped with mounting hole, can be with by the mounting hole Connector 301 is mounted at the extension 201 of kerve 200, to realize the installation of washing pump.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples It closes and combines.

Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims

1. a kind of pump characterized by comprising

Pump case, the pump case have pump chamber, and the pump case is equipped with the inlet and outlet being connected to the pump chamber；

Water diversion disk, the water diversion disk are located at the first end of the pump case；

Motor, the motor include stator and rotor, and the rotor is located in the water diversion disk, and the stator divides water positioned at described Disk is outer and is located at the periphery of the rotor to form magnetic force；

Heating component, the heating component are located at the second end of the pump case, the water diversion disk, the heating component and the pump Shell limits the pump chamber；

Bushing, the bushing is mounted in the pump chamber and the neighbouring heating component is arranged, to by the pump chamber be divided into Water chamber and pumping chamber, the intake chamber are connected to the pumping chamber；

Impeller, the impeller are located in the pumping chamber and are connected with the motor.

2. pump according to claim 1, which is characterized in that the lining being connected to the pump chamber in the bushing with both ends Mantle cavity, the part positioned at first side of bushing of the pump chamber form the pumping chamber, and the pump chamber is located at the bushing The part of second side and the bushing chamber form the intake chamber, and the bushing is equipped with groove, and the groove is from the bushing The outer end face of first end extends along the axial screw of the bushing, and the peripheral wall of the bushing is equipped with the be connected to the water inlet The first end of second mouthful be connected to flatly and with the water outlet, the first adjacent recess is arranged and connects with the bushing chamber Logical, described second mouthful is connected to the second end of the groove.

3. pump according to claim 2, which is characterized in that the groove the bushing size radially along spiral The direction of extension is gradually increased, and the bottom surface of the groove is the curved surface recessed axially inwards along the bushing.

4. pump according to claim 2, which is characterized in that the first end of the bushing is equipped with the first hole of connection, and described the One hole is connected to the intake chamber and the pumping chamber, and the groove is centered around the periphery in first hole, and the second of the groove End is equipped with gas vent, and the gas vent is connected to the intake chamber and the pumping chamber；The bushing the second end opening setting with It is connected to the bushing chamber and the pump chamber,

The bushing is intracavitary to be equipped with boss, and the boss prolongs from the inner face of the first end of the bushing along the axial direction of the bushing Stretch, the boss is equipped with the second hole for being coaxially disposed with first hole, second hole respectively with the bushing chamber and described The connection of first hole, the diameter in second hole are less than the diameter in first hole,

The bushing it is intracavitary be equipped at least one deflector, the deflector be located at the bushing inner wall and the boss it Between, there are two the gas vent is set, one at least one described deflector is located between two gas vents.

5. pump according to claim 1, which is characterized in that the water diversion disk includes cylinder, flange and cofferdam, the cylinder First end closing, the rotor is located in the cylinder, and the flange is from the periphery of the second end of the cylinder along the cylinder Body extends radially outwardly, and the stator is connect with the flange, and the cofferdam is from the outer peripheral edge of the flange along the cylinder The first end for being axially facing the cylinder extends,

The periphery wall in the cofferdam is equipped with multiple installation parts, circumferential uniform intervals cloth of multiple installation parts along the cofferdam It sets, described in the direction extension and stretching of first end of each installation part along the second end from the pump case towards the pump case Water diversion disk.

6. pump according to claim 5, which is characterized in that the installation part includes the first flat segments, segmental arc and second Flat segments, first flat segments and second flat segments are arranged substantially perpendicular to each other, first flat segments and described second flat Straight section is substantially L-shaped, and the segmental arc connects the long side of first flat segments and the long side of second flat segments, The outer surface of the first end of at least one in first flat segments and second flat segments is equipped with protrusion, and the protrusion is cut Face is in a rectangular trapezoid, and the section along the extending direction of the installation part by extending and perpendicular to installation part where the protrusion The plane of outer surface cuts out this and convexes to form.

7. pump according to claim 1 to 6, which is characterized in that the heating component includes being connected to the pump The heating element of the heat conducting disk of the second end of shell and the outer end face for being located at the heat conducting disk, the heating component further includes being each provided at The temperature controller and fuse of the outer end face of the heat conducting disk, the temperature controller and the fuse pass through heat conductive rod and add with described Thermal element series connection.

8. pump according to claim 7, which is characterized in that the heating element is thick film heating element or film heating member Part or the heating element are heating tube, the part of the heating tube be located in the intake chamber and the heating tube two End is pierced by the heat conducting disk respectively.

9. pump according to claim 1 to 6, which is characterized in that the water inlet and the water outlet are located at institute The peripheral wall of pump case is stated, the water inlet and the water outlet are located at the same side or opposite side of the pump case.

10. pump according to claim 1, which is characterized in that the water diversion disk includes cylinder, flange and cofferdam, the cylinder The first end of body is closed, and the rotor is located in the cylinder, and the flange is from described in the periphery edge of the second end of the cylinder Cylinder extends radially outwardly, and the stator is connect with the flange, and the cofferdam is from the outer peripheral edge of the flange along the cylinder The first end for being axially facing the cylinder extend, the outer surface in the cofferdam be equipped with 4 along the cofferdam it is circumferential uniformly between Every the installation part of arrangement, the installation part includes the first flat segments, segmental arc and the second flat segments, first flat segments and institute It states the second flat segments and is generally perpendicular to one another setting, first flat segments and second flat segments are substantially L-shaped, the arc Shape section connects the long side of first flat segments and the long side of second flat segments, the long side of first flat segments and Protrusion is equipped in the long side of second flat segments, the section of the protrusion is in a rectangular trapezoid, and the section is by along the peace The extending direction of piece installing extends and forms perpendicular to the plane cutting of the outer surface of the installation part,

The bushing is mounted on the pump chamber and is coaxially disposed with the pump case, the inner wall of the pump case in it is step-like with institute The end cooperation of bushing is stated, the outside wall surface of the bushing is set there are two the positioning column of the circumferentially-spaced arrangement in the bushing, The positioning column is along the axially extending of the bushing and stretches out the bushing, and the inner wall of the pump case is equipped with matches with the positioning column The locating slot of conjunction,

The bushing chamber be connected to the pump chamber with both ends in the bushing, the pump chamber positioned at first side of bushing Part forms pumping chamber, and the pump chamber forms intake chamber positioned at the part of described bushing second side and the bushing chamber, described Bushing is equipped with groove, and the groove extends from the outer end face of the first end of the bushing along the axial screw of the bushing, described The peripheral wall of bushing is equipped with the first being connected to the water inlet and second mouthful be connected to the water outlet, and the first is adjacent The first end of nearly groove is arranged and is connected to the bushing chamber, and described second mouthful is connected to the second end of the groove,

The central axis of the first end of the bushing is equipped with the first hole, and first hole is connected to the intake chamber and the pressure water Room, the groove are centered around the periphery in first hole, and the groove extends spirally on the size edge radially of the bushing Direction be gradually increased, the bottom surface of the groove is the curved surface recessed axially inwards along the bushing；The second of the bushing To be connected to the bushing chamber and the pump chamber, the bushing is intracavitary to be equipped with boss for end opening setting, and the boss is from the bushing First end inner face along the axially extending of the bushing, the boss is equipped with the second hole, second hole respectively with it is described Bushing chamber is connected to first hole, second hole and first hole coaxial arrangement, and the diameter in second hole is less than The diameter in first hole, the second end of the groove set there are two connection intake chamber and pumping chamber gas vent, the boss Outer peripheral surface and the bushing inner wall between set there are two along the bushing circumferentially spaced deflector, two institutes A deflector in deflector is stated between two gas vents,

The water inlet and the water outlet are provided with the peripheral wall of the pump case and the water inlet and the water outlet are located at institute The same side of pump case is stated, the first and the groove are integrally formed and are oppositely arranged with the water outlet, described second mouthful It is provided with the peripheral wall of the bushing and is oppositely arranged with the water inlet,

The heating component includes the heat conducting disk for the second end for being connected to the pump case and the outer end face for being located at the heat conducting disk Heating tube, the heating component further include the temperature controller and fuse for being each provided at the outer end face of the heat conducting disk, the temperature controller Pass through heat conductive rod with the fuse to connect with the heating element.